CN104742749B - Electric automobile chassis - Google Patents
Electric automobile chassis Download PDFInfo
- Publication number
- CN104742749B CN104742749B CN201510138672.3A CN201510138672A CN104742749B CN 104742749 B CN104742749 B CN 104742749B CN 201510138672 A CN201510138672 A CN 201510138672A CN 104742749 B CN104742749 B CN 104742749B
- Authority
- CN
- China
- Prior art keywords
- transmission shaft
- electric automobile
- power transmission
- floor assembly
- power generator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
Landscapes
- Electric Propulsion And Braking For Vehicles (AREA)
- Hybrid Electric Vehicles (AREA)
Abstract
The invention discloses an electric automobile chassis which comprises a power device, a transmission mechanism, a speed change mechanism, a walking mechanism, a control device, a floor assembly and a front end plate. The transmission mechanism comprises a transmission shaft, a front differential mechanism and a rear differential mechanism, and further comprises a controllable excitation power generator installed on the transmission shaft in a matched mode. The controllable excitation power generator is installed in cooperation with the transmission shaft, and lever position singles on an accelerator pedal are collected through an ECU, so that the excitation power generator is controlled to be started and stopped. In the brake and downhill sliding stage, kinetic energy of an automobile is converted into electric energy through the excitation power generator to charge a storage battery, energy consumption is reduced, the driving range of the electric automobile is prolonged to a certain extent, meanwhile, brake force can be provided for the automobile through resistance generated by the excitation power generator installed in cooperation with the transmission shaft in the power generation process, the brake distance is shortened, and running safety is guaranteed.
Description
Technical field
The present invention relates to electric vehicle engineering field, particularly relate to a kind of electric automobile chassis.
Background technology
The waste gas produced when electric automobile works without internal-combustion engines vehicle, does not produce exhaust pollution, and the cleaning to environmental conservation and air is highly beneficial, almost " no pollution ".
The research of electric automobile shows, its energy efficiency has exceeded gasoline automobile.Particularly in city operations, automobile loiters, and travel speed is the highest, and electric automobile is more suitable.Electric automobile does not consume electricity when stopping.Some research shows, same crude oil, through thick refining, delivers to power plants generating electricity, through being filled with battery, then being driven automobile by battery, its energy utilization efficiency becomes gasoline than through refine, drive automobile high through gasoline engine again, be thus advantageous to save the energy and reduce the discharge capacity of carbon dioxide.
On the other hand, the application of electric automobile can efficiently reduce the dependence to petroleum resources, limited oil can be used for prior aspect.Can be converted by coal, natural gas, waterpower, nuclear energy, solar energy, wind-force, tide equal energy source to the electric power of accumulator charging.In addition, if charged to accumulator night, it is also possible to avoid peak of power consumption, beneficially electrical network balanced load, reduce expense.
Electric automobile relatively internal-combustion engines vehicle simple in construction, operating, drive disk assembly few, maintenance amount is little.When using induction alternating current (AC) motor, motor service free is safeguarded, it is often more important that electric automobile is steerable.
But, the existing charging electric vehicle time is long, the short shortcoming of course continuation mileage becomes the difficult point hindering its development, and actually a kind of loss to energy in downhill running during electric automobile during traveling and brake process, there is no prior art at present and can solve the problem that.
Summary of the invention
The technical problem to be solved is to provide a kind of electric automobile chassis, by installation excitation generator supporting with power transmission shaft, and startup and the stopping of excitation generator is controlled by the lever positions signal in ECU collection gas pedal, in brake and downhill running stage, vehicle energy is converted into electric energy by excitation generator, charge for accumulator, reduce energy loss, extend the course continuation mileage of electric automobile to a certain extent, simultaneously, the resistance that the excitation generator of installation supporting with power transmission shaft produces in power generation process can be that car braking provides brake force, shorten braking distance, guarantee driving safety.
nullFor solving above-mentioned technical problem，The technical solution used in the present invention is: a kind of electric automobile chassis，Including power set、Drive mechanism、Gear、Walking mechanism、Control device、Floor assembly and front panel，Drive mechanism includes power transmission shaft、Front differential mechanism and rear differential mechanism，Also include coordinating the controllable excitation electromotor installed with power transmission shaft，Controllable excitation electromotor includes the shell being sleeved on outside power transmission shaft、Magnet exciting coil inside the shell and the stator core that be arranged on power transmission shaft on corresponding with magnet exciting coil are installed，Described shell is fixedly mounted on floor assembly lower surface，The described magnet exciting coil a set of gate-controlled switch of series connection and a set of commutator，Described rectifier output end is connected with the accumulator the two poles of the earth being arranged on floor assembly afterbody or front portion，The ECU signal end that the control end of described gate-controlled switch is anterior with being arranged on electric motor car is connected，The contact switch supporting with the lever on gas pedal pin joint top it is additionally provided with in described front panel，One contact of described contact switch fixedly mounts by means of support，Its another one contact is arranged on lever end，Two contacts are connected with ECU signal input part.
Described shell is divided into the first half and lower half, fixedly mounts with floor assembly after the first half and lower half make to be connected with.
Use and have the beneficial effects that produced by technique scheme: by installation excitation generator supporting with power transmission shaft, and startup and the stopping of excitation generator is controlled by the lever positions signal in ECU collection gas pedal, in brake and downhill running stage, vehicle energy is converted into electric energy by excitation generator, charge for accumulator, reduce energy loss, extend the course continuation mileage of electric automobile to a certain extent, simultaneously, the resistance that the excitation generator of installation supporting with power transmission shaft produces in power generation process can be that car braking provides brake force, shorten braking distance, guarantee driving safety.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram；
Fig. 2 is the A portion enlarged drawing of Fig. 1；
Fig. 3 is excitation generator structural representation；
Fig. 4 is excitation generator control principle drawing；
In the accompanying drawings: 1, lever；2, contact switch；3、ECU；4, front panel；5, floor assembly；6, controllable excitation electromotor；6-1, magnet exciting coil；6-2, shell；6-3, gate-controlled switch；6-4, commutator；7, connecting line；8, accumulator.
Detailed description of the invention
The present invention is further detailed explanation with detailed description of the invention below in conjunction with the accompanying drawings.
nullIn order to solve existing electric automobile slide serious with kinetic energy loss in brake process，The problem that course continuation mileage is short，The present invention provides a kind of electric automobile chassis as shown in Figure 1-2，Including power set、Drive mechanism、Gear、Walking mechanism、Control device、Floor assembly 5 and front panel 4，Drive mechanism includes power transmission shaft、Front differential mechanism and rear differential mechanism，Also include coordinating the controllable excitation electromotor 6 installed with power transmission shaft，Controllable excitation electromotor 6 includes the shell 6-2 being sleeved on outside power transmission shaft、It is arranged on the magnet exciting coil 6-1 inside shell 6-2 and the stator core that be arranged on power transmission shaft on corresponding with magnet exciting coil 6-1，Described shell 6-2 is fixedly mounted on floor assembly 5 lower surface，Described magnet exciting coil 6-1 connects a set of gate-controlled switch 6-3 and a set of commutator 6-4，Described commutator 6-4 outfan is connected with accumulator 8 the two poles of the earth being arranged on floor assembly 5 afterbody or front portion，The ECU3 signal end that the control end of described gate-controlled switch 6-3 is anterior with being arranged on electric motor car is connected，The contact switch 2 supporting with the lever 1 on gas pedal pin joint top it is additionally provided with in described front panel 4，One contact of described contact switch 2 fixedly mounts by means of support，Its another one contact is arranged on lever 1 end，Two contacts are connected with ECU3 signal input part；Described shell 6-2 is divided into the first half and lower half, the first half and lower half to fixedly mount with floor assembly 5 after making to be connected with.
nullDuring specifically used，ECU can be by existing electric vehicle controller，Have only to set up wherein control module，Lever for controlling contact switch is installed in existing gas pedal pin joint upper end，A contact of contact switch is installed in lever upper end，A support is fixedly mounted in mmi machine cabin，The another one contact of contact switch is installed on support，Two contacts are all connected with ECU signal end，ECU signal output part connects control switch by connecting line，Control switch to connect with magnet exciting coil，Magnet exciting coil is as stator，Power transmission shaft is installed the field core as rotor，Magnet exciting coil outfan is connected with commutator，Commutator connects positive pole and the negative pole of accumulator by connecting line，When electric automobile needs brake or downhill running，Human pilot suitably unclamps gas pedal，When gas pedal returns，Lever upper end travels forward，And make two contacts of contact switch contact，After ECU detects two closings of contact，Deliver a signal to control switch，Control switch Guan Bi (controlling switch under normal transport condition to be off)，Magnet exciting coil is in complete closure state，Generating is coordinated with field core，And it is delivered to accumulator by after rectifier rectification，When electric automobile is in normal transport condition，Human pilot is stepped on the throttle pedal，Lever swing，Two contacts of contact switch disconnect，ECU delivers a signal to control switch，Disconnect magnet exciting coil，Do not generate electricity，Electric automobile is properly functioning.
In a word, the present invention is by installation excitation generator supporting with power transmission shaft, and startup and the stopping of excitation generator is controlled by the lever positions signal in ECU collection gas pedal, in brake and downhill running stage, vehicle energy is converted into electric energy by excitation generator, charge for accumulator, reduce energy loss, extend the course continuation mileage of electric automobile to a certain extent, simultaneously, the resistance that the excitation generator of installation supporting with power transmission shaft produces in power generation process can be that car braking provides brake force, shortens braking distance, it is ensured that driving safety.
Claims (2)
- null1. an electric automobile chassis，Including power set、Drive mechanism、Gear、Walking mechanism、Control device、Floor assembly (5) and front panel (4)，Drive mechanism includes power transmission shaft、Front differential mechanism and rear differential mechanism，It is characterized in that: also include coordinating the controllable excitation electromotor (6) installed with power transmission shaft，Controllable excitation electromotor (6) includes the shell (6-2) being sleeved on outside power transmission shaft、It is arranged on the magnet exciting coil (6-1) of shell (6-2) inner side and the stator core that be arranged on power transmission shaft on corresponding with magnet exciting coil (6-1)，Described shell (6-2) is fixedly mounted on floor assembly (5) lower surface，Described magnet exciting coil (6-1) is connected a set of gate-controlled switch (6-3) and a set of commutator (6-4)，Described commutator (6-4) outfan is connected with accumulator (8) the two poles of the earth being arranged on floor assembly (5) afterbody or front portion，The controlling end and be arranged on the ECU(3 that electric automobile is anterior of described gate-controlled switch (6-3)) signal end is connected，The contact switch (2) supporting with the lever on gas pedal pin joint top (1) it is additionally provided with in described front panel (4)，One contact of described contact switch (2) fixedly mounts by means of support，Its another one contact is arranged on lever (1) end，Two contacts and ECU(3) signal input part is connected.
- Electric automobile chassis the most according to claim 1, it is characterised in that: described shell (6-2) is divided into the first half and lower half, fixedly mounts with floor assembly (5) after the first half and lower half make to be connected with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510138672.3A CN104742749B (en) | 2015-03-27 | 2015-03-27 | Electric automobile chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510138672.3A CN104742749B (en) | 2015-03-27 | 2015-03-27 | Electric automobile chassis |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104742749A CN104742749A (en) | 2015-07-01 |
| CN104742749B true CN104742749B (en) | 2017-01-11 |
Family
ID=53583215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510138672.3A Expired - Fee Related CN104742749B (en) | 2015-03-27 | 2015-03-27 | Electric automobile chassis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104742749B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108437809A (en) * | 2017-11-27 | 2018-08-24 | 李连博 | A kind of continue a journey adds journey device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007221985A (en) * | 2006-02-16 | 2007-08-30 | Sadayoshi Matsukura | Power plant achieving power generation and power generation brake operation by pressing brake pedal during travel of automobile |
| JP2009160951A (en) * | 2007-11-28 | 2009-07-23 | Toyota Motor Corp | Controller for vehicular driving device |
| CN201400089Y (en) * | 2009-02-10 | 2010-02-10 | 华南理工大学 | Driving device for serial-parallel hybrid electric vehicle |
| CN201872624U (en) * | 2010-04-13 | 2011-06-22 | 顾业功 | Braking electrical power generation system |
| CN204641420U (en) * | 2015-03-27 | 2015-09-16 | 河北御捷车业有限公司 | Electric automobile chassis |
-
2015
- 2015-03-27 CN CN201510138672.3A patent/CN104742749B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN104742749A (en) | 2015-07-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 054800 Qinghe County Road, Qinghe County, Hebei Province Patentee after: Leading vehicle Co., Ltd. Address before: 054800 Lijiang street, Qinghe County, Xingtai, Hebei 36 Patentee before: HEBEI YOGOMO MOTORS CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20200327 |